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SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer
SB Acoustics SB20PFCR30-8 Full-range Woofer

SB Acoustics SB20PFCR30-4 8" Paper Cone Full-range Woofer

SB Acoustics SB20PFCR30-4 8" Paper Cone Full-range Woofer

This 8" papyrus fiber paper cone woofer is a great value for this build quality and performance.  The specifications make it a good choice for many different enclosure types.

SHIPMENT IN 7/10 WORKING DAYS
€39.85 €41.95 -5%
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The minimum purchase order quantity for the product is 2.

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SB Acoustics SB20PFCR30-4 8" Paper Cone Full-range Woofer

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Product description

This 8" papyrus fiber paper cone woofer is a great value for this build quality and performance.  The specifications make it a good choice for many different enclosure types.  An extended and smooth frequency response suggests simple crossovers, even none at all. 

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Highlights

Vented reinforced plastic chassis

Proprietary cone material with natural fibers made in-house

Soft low damping rubber surround for improved transient response

Large spider for improved linearity

Optimized motor system

Vented coil former for low compression

Non-resonant long life lead wires

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Product Details

This 8" papyrus fiber paper cone woofer is a great value for this build quality and performance.  The specifications make it a good choice for many different enclosure types.  An extended and smooth frequency response suggests simple crossovers, even none at all. 

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Specifications

Article numberSB20PFCR30-4
Woofer TypeFull-range
Nominal Diameter8"
Power Handling (RMS)50W
Impedance (Z)4 Ohms
Sensitivity (SPL at 1m / 2.83V)92.5 dB
Voice Coil Diameter30.5 mm
Magnet Weight540g
DC Resistance (Re)3.4 ohms
Voice Coil Inductance (Le)0.71 mH
Resonant Frequency (Fs)34 Hz
Mechanical Q (Qms)2.78
Electromagnetic Q (Qes)0.37
Total Q (Qts)0.33
Diaphragm Mass Inc. Airload (Mms)22.4 g
Mechanical Compliance of Suspension (Cms)1.0 mm/N
Surface Area of Cone (Sd)216 cm2
BL Product (BL)6.6 Tm
Compliance Equivalent Volume (Vas)66.2 liters
Maximum Linear Excursion (Xmax)5.75 mm
Driver's Mechanical Losses (Rms)1.7 kg/s
Cone / Diaphragm MaterialPapyrus fiber paper cone
SB20PFC30-4
4 Items

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